Add 75/35 and 20/84
1st number: 2 5/35, 2nd number: 20/84
75/35 + 20/84 is 50/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
75/35 = 75 × 12/35 × 12 = 900/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
20/84 = 20 × 5/84 × 5 = 100/420 - Add the two like fractions:
900/420 + 100/420 = 900 + 100/420 = 1000/420 - 1000/420 simplified gives 50/21
- So, 75/35 + 20/84 = 50/21
In mixed form: 28/21
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